Fast Blue Base R Salt
Fast Blue Base R, a diazotizable salt of m-nitro-o-anisidine, falls under HTS 2922.29.06.00 as a fast color base per Chapter 29 note 2(h). Used in cold dyeing processes for stable blue hues in printing inks and textiles.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing nucleic acid-like structures or other excluded rings
Certain ring compounds excluded from 2932-2934 notes, but basic salts stay in 2922.
If for stabilized diazo preparations in retail dye packs
Mixtures exceeding simple salt criteria classify as chemical preparations.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Certify as diazonium salt for azo dyes to align with Chapter note 2(h) standards
• Use UN-approved packaging for unstable diazo salts to meet DOT hazardous material rules
• Document salt formation per note 2(C)(1) to classify with parent amino-compound
Related Products under HTS 2922.29.06.00
m-Nitro-p-Anisidine
m-Nitro-p-anisidine is a chemically defined organic compound with both amino and oxygen functions, specifically listed under HTS 2922.29.06.00 as a fast color base. It serves as an intermediate in dye synthesis for producing vibrant, colorfast dyes used in textiles and inks.
m-Nitro-o-Anisidine
m-Nitro-o-anisidine, explicitly specified in HTS 2922.29.06.00, is an amino-phenol ether derivative used as a fast color base in azo dye manufacturing. Its structure features amino-naphthol-like properties with nitro and methoxy groups, fitting Chapter 29 oxygen-function amino-compounds.
Fast Red Base B (m-Nitro-p-Anisidine Derivative)
Fast Red Base B is a commercial fast color base derived from m-nitro-p-anisidine, classified under HTS 2922.29.06.00 for its role in azo dye coupling. It produces wash-fast red shades on cotton and wool textiles.
Fast Garnet GBC Base
Fast Garnet GBC is a m-nitro-p-anisidine-based fast color base under HTS 2922.29.06.00, employed in pigment production for coatings and plastics. Its structure ensures high fastness to light and washing in final colorants.
Aniline Blue Fast Base
Aniline Blue Fast Base, derived from m-nitro-o-anisidine, is classified in HTS 2922.29.06.00 as a fast color base for producing brilliant blue dyes. It complies with Chapter 29 for oxygen-function amino-compounds used in textile coloration.
Fast Scarlet Base R
Fast Scarlet Base R is a fast color base from m-nitro-p-anisidine under HTS 2922.29.06.00, ideal for scarlet azo dyes with excellent fastness properties. Used primarily in leather and paper dyeing industries.